central heating
central heating
发布时间：2025-02-04 06:12:55
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相关试题
- 1.central heating
- 2.Gas central heating provides instant warmth and a ____ supply of hot water.
- 3.2) Gas central heating provides instant warmth and a ____ supply of hot water.
- 4.heating
- 5.The heating characteristics of food products in containers are divided into three categories: Conduction
- 6.Electrical Heating
- 7.Heating element
- 8.heating appliance
- 9.Sweat and Heating Risk
- 10.recommended water temperature setting from mixing valve to the domestic water system in the combination heating
